{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"0501437","name":"LYONS QUARRY","status":"Abandoned","status_date":"2007-06-25","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Sandstone","state":"CO","county":"Boulder","nearest_town":"Lyons","operator_id":"L17266","operator_name":"Aggregate Industries WCR Inc","controller_id":"0193740","controller_name":"Amrize Ltd","district":"M6","office":"Denver CO Field Office","employees":0,"latitude":40.201498,"longitude":-105.303017},"coverage":{"contributingSources":13,"registeredSources":20,"sourceRows":551},"relationships":{"schemaVersion":"realm.temporal-relationships.v1","temporalSemantics":{"validTime":{"granularity":"date","bounds":"inclusive","nullStart":"start date not published in the upstream history row","nullEnd":"open-ended in the upstream history row; not independent proof of present control"},"transactionTime":{"observedAt":"2026-10-13T11:19:05.459773+00:00","meaning":"time the checksum-addressed MDRS artifacts were observed by the PostgreSQL ingestion"},"derivation":{"controllerControlsOperator":"intersection of controller and operator valid-time intervals evidenced through this mine","currentIdentity":"current controller and operator are asserted only by the MDRS Mines snapshot"}},"current":{"mine":{"type":"mine","id":"0501437","name":"LYONS QUARRY"},"operator":{"type":"operator","id":"L17266","name":"Aggregate Industries WCR Inc"},"controller":{"type":"controller","id":"0193740","name":"Amrize Ltd"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L02543","name":"Andesite Rock Company"},"object":{"type":"mine","id":"0501437","name":"LYONS QUARRY"},"validFrom":"1950-01-01","validTo":"1992-03-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|L02543|1950-01-01|1992-03-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00038","name":"L G Everist Inc"},"object":{"type":"mine","id":"0501437","name":"LYONS QUARRY"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|M00038|1950-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00038","name":"L G Everist Inc"},"object":{"type":"operator","id":"L02543","name":"Andesite Rock Company"},"validFrom":"1950-01-01","validTo":"1992-03-31","current":false,"derived":true,"evidenceMineId":"0501437","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|L02543|1950-01-01|M00038|1950-01-01|102330"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L12544","name":"Golden'S Andesite Mining Company"},"object":{"type":"mine","id":"0501437","name":"LYONS QUARRY"},"validFrom":"1992-04-01","validTo":"2000-01-03","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|L12544|1992-04-01|2000-01-03"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M09615","name":"Reginald V  Golden"},"object":{"type":"mine","id":"0501437","name":"LYONS QUARRY"},"validFrom":"1992-04-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|M09615|1992-04-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M09615","name":"Reginald V  Golden"},"object":{"type":"operator","id":"L12544","name":"Golden'S Andesite Mining Company"},"validFrom":"1992-04-01","validTo":"2000-01-03","current":false,"derived":true,"evidenceMineId":"0501437","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|L12544|1992-04-01|M09615|1992-04-01|146822"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M07336","name":"Aggregate Industries PLC"},"object":{"type":"mine","id":"0501437","name":"LYONS QUARRY"},"validFrom":"1997-05-14","validTo":"2009-04-29","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|M07336|1997-05-14|2009-04-29"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L17298","name":"Aggregate Industries Northeast Region"},"object":{"type":"mine","id":"0501437","name":"LYONS QUARRY"},"validFrom":"2000-01-04","validTo":"2003-12-01","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|L17298|2000-01-04|2003-12-01"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M07336","name":"Aggregate Industries PLC"},"object":{"type":"mine","id":"0501437","name":"LYONS QUARRY"},"validFrom":"2001-06-01","validTo":"2009-04-29","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|M07336|2001-06-01|2009-04-29"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M07336","name":"Aggregate Industries PLC"},"object":{"type":"operator","id":"L17298","name":"Aggregate Industries Northeast Region"},"validFrom":"2001-06-01","validTo":"2003-12-01","current":false,"derived":true,"evidenceMineId":"0501437","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|L17298|2000-01-04|M07336|2001-06-01|140915"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L17266","name":"Aggregate Industries WCR Inc"},"object":{"type":"mine","id":"0501437","name":"LYONS QUARRY"},"validFrom":"2003-12-02","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|L17266|2003-12-02|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M07336","name":"Aggregate Industries PLC"},"object":{"type":"operator","id":"L17266","name":"Aggregate Industries WCR Inc"},"validFrom":"2003-12-02","validTo":"2009-04-29","current":false,"derived":true,"evidenceMineId":"0501437","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|L17266|2003-12-02|M07336|1997-05-14|140862"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M01644","name":"Holcim Ltd"},"object":{"type":"mine","id":"0501437","name":"LYONS QUARRY"},"validFrom":"2009-04-30","validTo":"2015-07-09","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|M01644|2009-04-30|2015-07-09"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M01644","name":"Holcim Ltd"},"object":{"type":"operator","id":"L17298","name":"Aggregate Industries Northeast Region"},"validFrom":"2009-04-30","validTo":"2003-12-01","current":false,"derived":true,"evidenceMineId":"0501437","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|L17298|2000-01-04|M01644|2009-04-30|119814"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M01644","name":"Holcim Ltd"},"object":{"type":"operator","id":"L17266","name":"Aggregate Industries WCR Inc"},"validFrom":"2009-04-30","validTo":"2015-07-09","current":false,"derived":true,"evidenceMineId":"0501437","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|L17266|2003-12-02|M01644|2009-04-30|119815"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0119681","name":"Holcim Ltd"},"object":{"type":"mine","id":"0501437","name":"LYONS QUARRY"},"validFrom":"2015-07-10","validTo":"2025-06-22","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|0119681|2015-07-10|2025-06-22"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0119681","name":"Holcim Ltd"},"object":{"type":"operator","id":"L17298","name":"Aggregate Industries Northeast Region"},"validFrom":"2015-07-10","validTo":"2003-12-01","current":false,"derived":true,"evidenceMineId":"0501437","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|L17298|2000-01-04|0119681|2015-07-10|22881"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0119681","name":"Holcim Ltd"},"object":{"type":"operator","id":"L17266","name":"Aggregate Industries WCR Inc"},"validFrom":"2015-07-10","validTo":"2025-06-22","current":false,"derived":true,"evidenceMineId":"0501437","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|L17266|2003-12-02|0119681|2015-07-10|22882"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0193740","name":"Amrize Ltd"},"object":{"type":"mine","id":"0501437","name":"LYONS QUARRY"},"validFrom":"2025-06-23","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|0193740|2025-06-23|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0193740","name":"Amrize Ltd"},"object":{"type":"operator","id":"L17298","name":"Aggregate Industries Northeast Region"},"validFrom":"2025-06-23","validTo":"2003-12-01","current":false,"derived":true,"evidenceMineId":"0501437","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|L17298|2000-01-04|0193740|2025-06-23|41170"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0193740","name":"Amrize Ltd"},"object":{"type":"operator","id":"L17266","name":"Aggregate Industries WCR Inc"},"validFrom":"2025-06-23","validTo":null,"current":true,"derived":true,"evidenceMineId":"0501437","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0501437|L17266|2003-12-02|0193740|2025-06-23|41171"}}],"coverage":{"historyRecords":10,"edgeCount":21,"intervalAnomalies":3,"sourceDatasetId":"msha-controller-operator-history"}},"sources":[{"id":"msha-accidents","name":"Accident, Injuries, and Illnesses","domains":["safety","contractors"],"products":["incident trends","severity rates","equipment patterns","peer denominators"],"rowCount":2,"firstDate":"2002-10-30","lastDate":"2004-06-15","metrics":{"daysLost":0,"injuries":2,"fatalities":0,"recentRows":0,"restrictedDays":71,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"17696","DOCUMENT_NO":"220041690036","ACCIDENT_DT":"06/15/2004","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Fall onto or against objects","OCCUPATION":"Outside foreman, Leadman","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"WHILE CLIMBING LADDER (POWER SCREEN) EE STRUCK HEAD ON LOW CLEARANCE.  THIS CAUSED HIM TO LOSE BALANCE AND FALL TO THE GROUND WHERE HE STRUCK HIS HEAD ON A PIECE OF STEEL.  HE RECEIVED 2 LACERATIONS ON HIS HEAD WHICH REQUIRED MEDICAL TREATMENT.","sourceDate":"2004-06-15"},{"SOURCE_ROW_NUMBER":"69217","DOCUMENT_NO":"220023160014","ACCIDENT_DT":"10/30/2002","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator","NO_INJURIES":"1","NARRATIVE":"EMPLOYEE KNELT DOWN TO TIGHTEN CONE MOTOR BOLTS. WHEN HE FINISHED, HE STARTED TO STAND AND FELT HIS KNEE POP.","sourceDate":"2002-10-30"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2007-06-25","lastDate":"2007-06-25","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":58,"firstDate":"2000-10-19","lastDate":"2007-01-17","metrics":{"ss":24,"delinquent":40,"recentRows":0,"paidPenalty":5054,"proposedPenalty":5054,"currentAssessment":5054},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"503138","VIOLATION_NO":"6326952","ISSUE_DT":"01/17/2007","CFR_STANDARD_CD":"41.12","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-01-17"},{"SOURCE_ROW_NUMBER":"503137","VIOLATION_NO":"6326951","ISSUE_DT":"01/17/2007","CFR_STANDARD_CD":"56.4101","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-01-17"},{"SOURCE_ROW_NUMBER":"503136","VIOLATION_NO":"6326950","ISSUE_DT":"01/17/2007","CFR_STANDARD_CD":"56.14132(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-01-17"},{"SOURCE_ROW_NUMBER":"493490","VIOLATION_NO":"6018977","ISSUE_DT":"06/27/2005","CFR_STANDARD_CD":"62.120","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2005-06-27"},{"SOURCE_ROW_NUMBER":"493489","VIOLATION_NO":"6018976","ISSUE_DT":"06/21/2005","CFR_STANDARD_CD":"56.11001","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"154.00","CURRENT_ASSESSMENT_AMT":"154.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2005-06-21"},{"SOURCE_ROW_NUMBER":"493488","VIOLATION_NO":"6018975","ISSUE_DT":"06/21/2005","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2005-06-21"},{"SOURCE_ROW_NUMBER":"493487","VIOLATION_NO":"6018974","ISSUE_DT":"06/21/2005","CFR_STANDARD_CD":"56.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2005-06-21"},{"SOURCE_ROW_NUMBER":"493486","VIOLATION_NO":"6018973","ISSUE_DT":"06/21/2005","CFR_STANDARD_CD":"56.14132(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"247.00","CURRENT_ASSESSMENT_AMT":"247.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2005-06-21"},{"SOURCE_ROW_NUMBER":"493485","VIOLATION_NO":"6018972","ISSUE_DT":"06/21/2005","CFR_STANDARD_CD":"56.6306(c)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"135.00","CURRENT_ASSESSMENT_AMT":"135.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2005-06-21"},{"SOURCE_ROW_NUMBER":"493484","VIOLATION_NO":"6018971","ISSUE_DT":"06/21/2005","CFR_STANDARD_CD":"56.15005","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"135.00","CURRENT_ASSESSMENT_AMT":"135.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2005-06-21"},{"SOURCE_ROW_NUMBER":"493483","VIOLATION_NO":"6018970","ISSUE_DT":"06/21/2005","CFR_STANDARD_CD":"56.6201(b)(2)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"135.00","CURRENT_ASSESSMENT_AMT":"135.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2005-06-21"},{"SOURCE_ROW_NUMBER":"463110","VIOLATION_NO":"6299793","ISSUE_DT":"04/19/2004","CFR_STANDARD_CD":"56.14132(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-04-19"}]},{"id":"msha-conferences","name":"Conferences","domains":["compliance","legal"],"products":["conference history","post-issuance changes","citation lifecycle"],"rowCount":3,"firstDate":"2005-07-19","lastDate":"2005-07-19","metrics":{"linkedIssuances":3},"periods":{},"recentRecords":[]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":252,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":4,"notMineAttributable":1},"periods":{},"recentRecords":[]},{"id":"msha-contractor-production-yearly","name":"Contractor Employment and Production — Yearly","domains":["contractors","production","safety"],"products":["long-run contractor trend","annual denominator reconciliation"],"rowCount":69,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":4,"notMineAttributable":1},"periods":{},"recentRecords":[]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":10,"firstDate":"1950-01-01","lastDate":"2003-12-02","metrics":{"recentRows":0,"currentOperatorTenures":4,"completedOperatorTenures":6},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":18,"firstDate":"2000-10-19","lastDate":"2007-01-17","metrics":{"inspectors":18,"recentRows":0,"onSiteHours":186.25,"inspectionHours":296.25,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"282094","EVENT_NO":"1093412","INSPECTION_BEGIN_DT":"01/17/2007","INSPECTION_END_DT":"01/18/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"29","SUM_TOTAL_ON_SITE_HOURS":"7","sourceDate":"2007-01-17"},{"SOURCE_ROW_NUMBER":"13325","EVENT_NO":"1088073","INSPECTION_BEGIN_DT":"07/21/2005","INSPECTION_END_DT":"07/21/2005","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.5","SUM_TOTAL_ON_SITE_HOURS":"1.75","sourceDate":"2005-07-21"},{"SOURCE_ROW_NUMBER":"92511","EVENT_NO":"1088066","INSPECTION_BEGIN_DT":"06/21/2005","INSPECTION_END_DT":"06/23/2005","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"38.75","SUM_TOTAL_ON_SITE_HOURS":"21.5","sourceDate":"2005-06-21"},{"SOURCE_ROW_NUMBER":"360389","EVENT_NO":"1064914","INSPECTION_BEGIN_DT":"04/15/2004","INSPECTION_END_DT":"04/20/2004","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"35","SUM_TOTAL_ON_SITE_HOURS":"19","sourceDate":"2004-04-15"},{"SOURCE_ROW_NUMBER":"215537","EVENT_NO":"1064884","INSPECTION_BEGIN_DT":"02/24/2004","INSPECTION_END_DT":"02/24/2004","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2004-02-24"},{"SOURCE_ROW_NUMBER":"717662","EVENT_NO":"1064801","INSPECTION_BEGIN_DT":"11/20/2003","INSPECTION_END_DT":"11/20/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2003-11-20"},{"SOURCE_ROW_NUMBER":"298087","EVENT_NO":"1064800","INSPECTION_BEGIN_DT":"11/20/2003","INSPECTION_END_DT":"11/20/2003","ACTIVITY_CODE":"13","ACTIVITY":"HAZARD COMPLAINT INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"12","SUM_TOTAL_ON_SITE_HOURS":"9","sourceDate":"2003-11-20"},{"SOURCE_ROW_NUMBER":"1074513","EVENT_NO":"1064044","INSPECTION_BEGIN_DT":"08/05/2003","INSPECTION_END_DT":"08/06/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10","SUM_TOTAL_ON_SITE_HOURS":"8","sourceDate":"2003-08-05"},{"SOURCE_ROW_NUMBER":"1102371","EVENT_NO":"0467116","INSPECTION_BEGIN_DT":"10/16/2002","INSPECTION_END_DT":"10/16/2002","ACTIVITY_CODE":"46","ACTIVITY":"SPECIAL ENFORCEMENT 4","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2002-10-16"},{"SOURCE_ROW_NUMBER":"44254","EVENT_NO":"0468875","INSPECTION_BEGIN_DT":"07/24/2002","INSPECTION_END_DT":"10/03/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"20","SUM_TOTAL_ON_SITE_HOURS":"14","sourceDate":"2002-07-24"},{"SOURCE_ROW_NUMBER":"515485","EVENT_NO":"0468830","INSPECTION_BEGIN_DT":"03/06/2002","INSPECTION_END_DT":"03/06/2002","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2002-03-06"},{"SOURCE_ROW_NUMBER":"919589","EVENT_NO":"0771848","INSPECTION_BEGIN_DT":"12/19/2001","INSPECTION_END_DT":"12/20/2001","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"29","SUM_TOTAL_ON_SITE_HOURS":"24","sourceDate":"2001-12-19"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":60,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2007-Q2":{"hours":4719,"employees":10,"production":0},"2007-Q1":{"hours":4151,"employees":10,"production":0},"2006-Q4":{"hours":4149,"employees":9,"production":0},"2006-Q3":{"hours":5709,"employees":9,"production":0},"2006-Q2":{"hours":5393,"employees":9,"production":0},"2006-Q1":{"hours":4184,"employees":9,"production":0},"2005-Q4":{"hours":5249,"employees":12,"production":0},"2005-Q3":{"hours":8301,"employees":12,"production":0},"2005-Q2":{"hours":7626,"employees":12,"production":0},"2005-Q1":{"hours":5686,"employees":10,"production":0},"2004-Q4":{"hours":4994,"employees":9,"production":0},"2004-Q3":{"hours":5445,"employees":7,"production":0}},"recentRecords":[]},{"id":"msha-mine-production-yearly","name":"Mine Employment and Production — Yearly","domains":["production","safety","compliance"],"products":["annual trend","backfill","quarterly reconciliation"],"rowCount":16,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":19979,"employees":10,"production":0},"2001":{"hours":23179,"employees":10,"production":0},"2002":{"hours":23636,"employees":9,"production":0},"2003":{"hours":16981,"employees":7,"production":0},"2004":{"hours":18021,"employees":7,"production":0},"2005":{"hours":26862,"employees":12,"production":0},"2006":{"hours":19435,"employees":9,"production":0},"2007":{"hours":8870,"employees":10,"production":0}},"recentRecords":[]},{"id":"msha-mines","name":"Mines","domains":["identity","production","logistics"],"products":["mine identity","status","commodity","location","operator and controller"],"rowCount":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-personal-health-samples","name":"Metal and Nonmetal Personal Health Samples","domains":["health","safety"],"products":["personal exposure trend","occupation patterns","analyte coverage"],"rowCount":3,"firstDate":"2005-06-23","lastDate":"2005-06-23","metrics":{"recentRows":0,"actionTaken":3,"maxExposureRatio":0.69,"overExposureLimit":0,"exposureRatioTotal":1.13},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"58801","EVENT_NO":"1088066","SAMPLE_NO":"000000200507053800","SAMPLE_DATE":"06/23/2005","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.38","EXPOSURE_LIMIT":"0000.55","C_OVER_E":"00.69","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2005-06-23"},{"SOURCE_ROW_NUMBER":"58800","EVENT_NO":"1088066","SAMPLE_NO":"000000200507053700","SAMPLE_DATE":"06/23/2005","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.12","EXPOSURE_LIMIT":"0001.25","C_OVER_E":"00.10","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2005-06-23"},{"SOURCE_ROW_NUMBER":"58799","EVENT_NO":"1088066","SAMPLE_NO":"000000200507053600","SAMPLE_DATE":"06/23/2005","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.32","EXPOSURE_LIMIT":"0000.95","C_OVER_E":"00.34","JOB_CD_DESC":"Utility Man","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2005-06-23"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":58,"firstDate":"2000-10-19","lastDate":"2007-01-17","metrics":{"ss":24,"amountDue":5054,"contested":0,"amountPaid":5054,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":5054},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"286881","VIOLATION_NO":"6326952","VIOLATION_ISSUE_DT":"01/17/2007","SIG_SUB":"N","PART_SECTION":"41.12","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"01/18/2007","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2007-01-17"},{"SOURCE_ROW_NUMBER":"286880","VIOLATION_NO":"6326951","VIOLATION_ISSUE_DT":"01/17/2007","SIG_SUB":"N","PART_SECTION":"56.4101","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/17/2007","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2007-01-17"},{"SOURCE_ROW_NUMBER":"286879","VIOLATION_NO":"6326950","VIOLATION_ISSUE_DT":"01/17/2007","SIG_SUB":"N","PART_SECTION":"56.14132(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/18/2007","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2007-01-17"},{"SOURCE_ROW_NUMBER":"286896","VIOLATION_NO":"6018977","VIOLATION_ISSUE_DT":"06/27/2005","SIG_SUB":"N","PART_SECTION":"62.120","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/21/2005","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2005-06-27"},{"SOURCE_ROW_NUMBER":"286895","VIOLATION_NO":"6018976","VIOLATION_ISSUE_DT":"06/21/2005","SIG_SUB":"Y","PART_SECTION":"56.11001","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/22/2005","PROPOSED_PENALTY":"154","AMOUNT_DUE":"154","AMOUNT_PAID":"154","CONTESTED_IND":"N","sourceDate":"2005-06-21"},{"SOURCE_ROW_NUMBER":"286894","VIOLATION_NO":"6018975","VIOLATION_ISSUE_DT":"06/21/2005","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/22/2005","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2005-06-21"},{"SOURCE_ROW_NUMBER":"286893","VIOLATION_NO":"6018974","VIOLATION_ISSUE_DT":"06/21/2005","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/22/2005","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2005-06-21"},{"SOURCE_ROW_NUMBER":"286892","VIOLATION_NO":"6018973","VIOLATION_ISSUE_DT":"06/21/2005","SIG_SUB":"Y","PART_SECTION":"56.14132(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/21/2005","PROPOSED_PENALTY":"247","AMOUNT_DUE":"247","AMOUNT_PAID":"247","CONTESTED_IND":"N","sourceDate":"2005-06-21"},{"SOURCE_ROW_NUMBER":"286891","VIOLATION_NO":"6018972","VIOLATION_ISSUE_DT":"06/21/2005","SIG_SUB":"Y","PART_SECTION":"56.6306(c)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/21/2005","PROPOSED_PENALTY":"135","AMOUNT_DUE":"135","AMOUNT_PAID":"135","CONTESTED_IND":"N","sourceDate":"2005-06-21"},{"SOURCE_ROW_NUMBER":"286890","VIOLATION_NO":"6018971","VIOLATION_ISSUE_DT":"06/21/2005","SIG_SUB":"Y","PART_SECTION":"56.15005","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/21/2005","PROPOSED_PENALTY":"135","AMOUNT_DUE":"135","AMOUNT_PAID":"135","CONTESTED_IND":"N","sourceDate":"2005-06-21"},{"SOURCE_ROW_NUMBER":"286889","VIOLATION_NO":"6018970","VIOLATION_ISSUE_DT":"06/21/2005","SIG_SUB":"Y","PART_SECTION":"56.6201(b)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/22/2005","PROPOSED_PENALTY":"135","AMOUNT_DUE":"135","AMOUNT_PAID":"135","CONTESTED_IND":"N","sourceDate":"2005-06-21"},{"SOURCE_ROW_NUMBER":"286888","VIOLATION_NO":"6299793","VIOLATION_ISSUE_DT":"04/19/2004","SIG_SUB":"N","PART_SECTION":"56.14132(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/20/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-04-19"}]}],"safety":{"href":"/api/v1/mines/0501437/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/0501437/silica","description":"Dedicated silica records, measurements, sample status and trends. Defaults to the snapshot year; use year=all for history."},"externalContext":{"eia":null,"title30":{"snapshot":{"chapterCount":6,"featuredSectionCount":100,"latestAmendedOn":"2026-08-14","latestIssueDate":"2026-08-14","partCount":206,"sectionCount":5954,"upToDateAsOf":"2026-08-19"},"regulations":[{"chapter":"I","heading":"Changes; notification by operator.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-G/part-41/subpart-B/section-41.12","part":"41","subchapter":"G","subpart":"B","id":"41.12","citation":"30 CFR 41.12","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER G—FILING AND OTHER ADMINISTRATIVE REQUIREMENTS","partHeading":"PART 41—NOTIFICATION OF LEGAL IDENTITY","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Warning signs.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4101","part":"56","subchapter":"K","subpart":"C","id":"56.4101","citation":"30 CFR 56.4101","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Horns and backup alarms.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14132","part":"56","subchapter":"K","subpart":"M","id":"56.14132","citation":"30 CFR 56.14132","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":3},{"chapter":"I","heading":"Action level.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-M/part-62/section-62.120","part":"62","subchapter":"M","subpart":"","id":"62.120","citation":"30 CFR 62.120","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER M—UNIFORM MINE HEALTH REGULATIONS","partHeading":"PART 62—OCCUPATIONAL NOISE EXPOSURE","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Safe access.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11001","part":"56","subchapter":"K","subpart":"J","id":"56.11001","citation":"30 CFR 56.11001","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Moving machine parts.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107","part":"56","subchapter":"K","subpart":"M","id":"56.14107","citation":"30 CFR 56.14107","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Electrical conductors.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004","part":"56","subchapter":"K","subpart":"K","id":"56.12004","citation":"30 CFR 56.12004","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Loading, blasting, and security.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-E/section-56.6306","part":"56","subchapter":"K","subpart":"E","id":"56.6306","citation":"30 CFR 56.6306","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Safety belts and lines.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15005","part":"56","subchapter":"K","subpart":"N","id":"56.15005","citation":"30 CFR 56.15005","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Separation of transported explosive material.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-E/section-56.6201","part":"56","subchapter":"K","subpart":"E","id":"56.6201","citation":"30 CFR 56.6201","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"0501437","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}